No exchange of gases occurs here. secrete a fluid containing surfactant. where the respiratory zone of the lungs begins. composed of simple squamous epithelium. terminates in alveoli. composed of cuboidal cells. the respiratory membrane is composed of fused basement membrane of the capillary walls and

answer; (c); /out to the side and directly under the dogs neck.

there should be recorded video of the class under the assignments for the day

when in a crucial situation, after calling 911, the correct posture for delivering effective compression is the proper hand placement.

first, place two fingers at the sternum, then put the heel of your other hand next to the fingers and place hand on top of the other. lock your elbows by using your body’s weight and compress the victim’s chest with a depth of 2 inches.

moreover, do 15 compression and 2 breaths, this process must be done four times until there is a pulse or a arrive.